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Business Details
13 Years
experience
Award-Winning Architects in Belfast
Established in 2013 by Garreth McMahon and Fearghal Murray, Mmas Architects is a design-focused architecture and urbanism practice operating across Ireland and the UK. Our portfolio spans bespoke houses, housing developments, public spaces, and urban masterplans, reflecting a commitment to contextual sensitivity and social consciousness. Recognised by RIBA as a 'Role Model Practice' in 2017, we have earned multiple national awards including RIBA Awards and Civic Trust Awards.

Our approach combines critical rigour with innovative design, prioritising efficiency and environmental impact throughout a building's lifecycle. With directors holding academic roles and advisory positions, we bring extensive expertise in temporary architecture and community-driven projects, fostering client relationships built on transparency and shared vision.
Services
Bespoke House Design Urban Masterplanning Public Space Development Temporary Architecture Community Building Projects
Details
  • Year established: 2013
Highlights and features
  • We have over a decade of experience in architecture and urbanism.
  • Our team has won multiple national awards including RIBA and Civic Trust Awards.
  • We prioritise client collaboration and transparent project management.
  • We specialise in innovative temporary architecture and meanwhile use projects.
  • Our directors hold academic and advisory roles in leading institutions.
Associations and certifications
  • Royal Institute of British Architects (RIBA)
Services
Bespoke House Design
We create tailored residential designs that respond to site-specific contexts and client needs. Our approach balances aesthetic innovation with functional efficiency, ensuring homes that are both unique and practical. Projects range from single-house developments to complex housing schemes.
Urban Masterplanning
Our urban masterplans integrate social, environmental, and economic considerations to shape sustainable communities. We focus on creating adaptable frameworks that enhance public spaces and infrastructure while respecting historical and cultural contexts across diverse urban environments.
Public Space Development
We design inclusive public realms that foster social interaction and community engagement. Our projects prioritise accessibility, durability, and aesthetic appeal, transforming underutilised areas into vibrant spaces that serve diverse populations and enhance urban quality of life.
Temporary Architecture
Specialising in meanwhile use projects, we create adaptable temporary structures that activate vacant sites. These cost-effective solutions address short-term needs while maintaining design integrity, often serving as catalysts for long-term urban regeneration and community benefit.
Community Building Projects
We deliver educational, cultural, and civic buildings that reflect community identity and needs. Our designs prioritise functionality, sustainability, and accessibility, creating spaces that support social cohesion and enhance public services across urban and rural settings.
People
Garreth McMahon
Director
Co-founder with over a decade of architectural experience, Garreth combines academic expertise as a Queen's University lecturer with practical leadership in award-winning urban projects and design advisory roles.
Fearghal Murray
Director
Co-founder Fearghal brings extensive urbanism expertise, blending academic contributions at Ulster University with hands-on project leadership. His work focuses on sustainable urban regeneration and community-driven design solutions.
Questions
What areas do MMAS Architects operate in?
We work across Ireland and the UK, with projects in Northern Ireland, Scotland, England, and Wales.
What types of projects does MMAS Architects specialise in?
We specialise in bespoke houses, urban masterplans, public spaces, temporary architecture, and community buildings.
Has MMAS Architects won any industry awards?
Yes, we have won multiple awards including RIBA Awards, Civic Trust Awards, and AJ Small Projects Awards.
How does MMAS Architects involve clients in the design process?
We build relationships based on transparency, involving clients in discussions to ensure shared understanding and ownership.
What sustainability practices does MMAS Architects prioritise?
We focus on environmental impact throughout a building's lifecycle, integrating efficiency and sustainable materials.